Trailer hitch pin



FIG. 1 is a front and left side perspective view of a trailer hitch pin showing my new design.

FIG. 2 is a bottom plan view thereof.

FIG. 3 is a left side elevational view thereof.

FIG. 4 is a right-side elevational view thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a perspective view of the trailer hitch pin with related environment in broken lines. The broken lines form no part of the claim and are shown only as relatable environment; and,

FIG. 7 is a top plan view of the trailer hitch pin with related environment in broken lines. 

CLAIM The ornamental design for a trailer hitch pin, as shown and described. 